$(document).ready(function() {
    $('.logo').click(
    function () {
        $(this).toggleClass('active')
        $('.menu').toggleClass('active')
        $('.menu').toggleClass('long')


        /*
        var header = document.getElementById('menu')
        var to_message = document.createElement('button')
        to_message.setAttribute('value', '消息管理')
        to_message.style.width = '120px';
        to_message.style.height= '80px';
        to_message.setAttribute('location', 'absolute')
        to_message.style.top = '0px';
        to_message.style.left = '500px'
        header.appendChild(to_message)
*/
    })
}



)

